package org.jtheque.core.managers.view.impl.components.filthy;

 import org.jtheque.core.utils.ui.Borders;

 import javax.swing.JPanel;

 import java.awt.AlphaComposite;

 import java.awt.BasicStroke;

 import java.awt.Color;

 import java.awt.Composite;

 import java.awt.FlowLayout;

 import java.awt.Graphics;

 import java.awt.Graphics2D;

 import java.awt.LayoutManager;

 import java.awt.RenderingHints;

 import java.awt.Stroke;

 import java.awt.geom.RoundRectangle2D;

 /*

  * This file is part of JTheque.

  *            

  * JTheque is free software: you can redistribute it and/or modify

  * it under the terms of the GNU General Public License as published by

  * the Free Software Foundation, either version 3 of the License. 

  *

  * JTheque is distributed in the hope that it will be useful,

  * but WITHOUT ANY WARRANTY; without even the implied warranty of

  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

  * GNU General Public License for more details.

  *

  * You should have received a copy of the GNU General Public License

  * along with JTheque.  If not, see <http://www.gnu.org/licenses/>.

  */

 /**

  * A filthy panel. It's an opaque panel with rounded rectangle borders.

  *

  * @author Baptiste Wicht

  */

 public final class FilthyPanel extends JPanel {

     /**

      * Construct a new <code>FilthyPanel</code>.

      */

     public FilthyPanel() {

         this(new FlowLayout());

     }

     /**

      * Construct a new <code>FilthyPanel</code>.

      *

      * @param layoutManager The layout manager to use.

      */

     public FilthyPanel(LayoutManager layoutManager) {

         super(layoutManager);

         setOpaque(false);

         setBorder(Borders.createEmptyBorder(10));

     }

     @Override

     public void paint(Graphics g) {

         Graphics2D g2 = (Graphics2D) g;

         g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING,

                 RenderingHints.VALUE_ANTIALIAS_ON);

         super.paint(g);

     }

     @Override

     protected void paintComponent(Graphics g) {

         Graphics2D g2 = (Graphics2D) g;

         Composite composite = g2.getComposite();

         g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.2f));

         g2.setColor(Color.white);

         RoundRectangle2D background;

         background = new RoundRectangle2D.Double(3.0, 3.0,

                 (double) getWidth() - 10.0 - 3.0,

                 (double) getHeight() - 6.0,

                 12, 12);

         g2.fill(background);

         g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.8f));

         Stroke stroke = g2.getStroke();

         g2.setStroke(new BasicStroke(3.0f));

         g2.draw(background);

         g2.setStroke(stroke);

         g2.setComposite(composite);

     }

 }